[Sportschosun Jo Ji-young] Kim Moo-yul, often called Korea's John Cena, has raised the bar for his career with Teach You a Lesson.
The Netflix series Teach You a Lesson, starring Kim Moo-yul, is a drama about the School Rights Protection Bureau, which stands up for victims and sets schools right. Since its release, it has ranked No. 1 on Top 10 Series in South Korea Today, while also reaching No. 1 on Netflix's Global Top 10 Non-English Shows and FlixPatrol's Netflix Global TV Shows chart, proving its explosive popularity. Against this backdrop, Kim Moo-yul, who transformed into Na Hwa-jin, a supervisor at the School Rights Protection Bureau, has been praised for driving the show's global success, drawing attention to his acting transformation as well.
Kim Moo-yul firmly anchored the series by bringing Na Hwa-jin's distinctive character to life. He moved effortlessly between righteous seriousness and playful wit, heightening the character's unpredictable charm and keeping viewers engaged. His chemistry with the School Rights Protection Bureau team and his firm stance toward offenders further sharpened the character's identity. He also drew attention by taking on a range of looks in each episode, from a school cafeteria nutritionist to a police officer and an elementary school teacher.
Kim Moo-yul's different action style in each episode also added to the fun of Teach You a Lesson. Unlike the overwhelming physical force he showed in The Roundup: Punishment and Sweet Home Season 2 and Sweet Home Season 3, he captivated viewers with a more relaxed performance and careful control of pace. He kept one hand in his pocket with an easygoing attitude, then lifted the mood with a hand-heart gesture. When facing criminals, he delivered cold, emotionless action that heightened the tension. His surprising range pushed the genre appeal of the action drama Teach You a Lesson to its peak.
Kim Moo-yul's deep voice gave Na Hwa-jin even greater depth. In particular, his lines on the victim's side moved viewers. One line to a student who had suffered school violence, "Hyeong-ju, are you really okay?" was reportedly an improvised ad-lib by Kim Moo-yul, adding even more emotion. He also conveyed comfort in the gentle line he delivered to Jo Gyu-cheol (Lee Bong-jun), "It's okay, let's try again," and left a lasting impression when he bluntly said, "I'm an adult, kid. An adult," as he chose forgiveness.
As Teach You a Lesson continues to draw global attention, Kim Moo-yul's powerful presence as the show's driving force stood out. With solid acting skills, he seamlessly connected the 10 episodes and stabilized the series, while also creating Na Hwa-jin, a new career-defining character that is likely to become one of the most memorable roles in his filmography. Having once again proven his irreplaceable impact through the Netflix series Teach You a Lesson, anticipation is now building for Kim Moo-yul's next move.
Jo Ji-young soulhn1220@sportschosun.com
